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Note 11 - Other Assets
 12 Months Ended
Dec. 31, 2016
Notes to Financial Statements  
Other Assets Disclosure [Text Block]
(
11
)
Other Assets
 
Other assets consist of the following (in thousands):
 
 
 
December 31,
 
 
 
2016
 
 
2015
 
Long term spare parts
   $
830
     $
995
  
Unamortized loan costs (Revolving Credit Facility)
    
0
      
902
  
Long term deposits
    
964
      
1,193
  
Total
   $
1,794
     $
3,090